The Bob Traveller API contains information on BoB Travellers and is used for ID-based travelling.
For Traveller API there are two versions:
Version 1 is included in major profile 2017-1.
Version 3 is included in major profile 2019-1 and 2020-1.
Note: There is no version 2 of Traveller API.
See BoB major release profiles for a more detailed description of these profiles.